刺
在植物形態學中,刺是指植物中具有尖端的堅硬構造。不同的植物有不同的生長與發育,各別由植物的器官、莖、托葉、葉脈或纖毛中特化而來。刺的主要功能是防止植食性动物啮食,具保护作用。植物的刺可分為:
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柑橘的刺
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雲實莖上的刺
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薔薇的刺
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熱帶刺茄葉上的刺
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金合歡托葉上的刺
莖刺
特化的枝幹或莖。可能為簡單的或分歧的。
參考資料
- Van Wyk, Braam. illustrated. Struik. 2007: 184. ISBN 1770072403.
- Sengbusch, Peter. . 2003-07-31 [2009-04-27]. (原始内容存档于2008-04-30).
- Bell, A.D. 1997. Plant form: an illustrated guide to flowering plant morphology. Oxford University Press, Oxford, U.K. preview in google books (页面存档备份,存于)
- Esau, K. 1965. Plant Anatomy, 2nd Edition. John Wiley & Sons. 767 pp.
- Llamas, K. A. 2003. Tropical Flowering Plants. Timber Press, Portland. 423 pp.
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